Chamberlain 2000E - 1/3 HP - Manual (Page 17)

Header
Bracket
Vertical
Center
Line
Door Bracket Top of
Door
Reinforcement
Board for
Lightweight Doors
17
Installation Step 8
Fasten Door Bracket
Follow instructions which apply to your door type
as illustrated below.
TO PREVENT DAMAGE TO LIGHTWEIGHT
AND METAL GARAGE DOORS (OR ONES
WITH GLASS PANELS), ALWAYS REIN-
FORCE THE INSIDE OF DOOR, BOTH VERTICALLY
AND HORIZONTALLY, WITH 25MM BOARDS OR
ANGLE IRON.
The horizontal brace should be at least 1.8m long. The vertical brace should cover height of top panel. The best
solution is to check with your garage door manufacturer for a door reinforcement kit for an opener installation.
SECTIONAL DOOR
INSTALLATION PROCEDURE
Assemble door bracket as shown. Center bracket on
previously marked vertical guideline used for the header
bracket installation. Position the bracket assembly on
the face of the door within the following limits:
A. The top edge of the bracket 5-10cm below top
edge of door.
B. Directly below any structural support across top of
door.
Placement depends on your particular needs.
Mark and drill 8mm top and bottom fastening holes.
Secure bracket as shown.
ONE-PIECE DOOR
INSTALLATION PROCEDURE
(WITHOUT VERTICAL TRACK)
Header Wall
Door
Bracket
Optional
Face of Door
Installation
Vertical
Center
Line
Header
Bracket
Door
Bracket
Top Edge
of Door
(Outside)
Carriage Bolt
5/16"-18x2-1/2"
(Optional)
Lock Washer
5/16"
Nut
5/16"-18
Nut
5/16"-18
Inside Edge of Door
or
Reinforcement Board
Carriage Bolt
5/16"-18x2-1/2"
Lock Washer
5/16"
Door Bracket
IF YOURS IS A CANOPY OR DUAL-TRACK STYLE GARAGE DOOR, A DOOR ARM CONVERSION KIT IS
REQUIRED. FOLLOW THE INSTALLATION INSTRUCTIONS INCLUDED WITH THE REPLACEMENT DOOR ARM.
EXERCISE CARE IN REMOVING AND ASSEMBLING ARM CONVERSION KIT. KEEP FINGERS AWAY
FROM THE SLIDING PARTS.
NOTE: If the door has no exposed framing, drill
5mm pilot holes and use 5/16"x1-1/2" lag screws
(not supplied) to fasten bracket to top of door.
NOTE: The door bracket may be installed on face of
door if required for your installation. (Refer to dotted
line drawing.) HOWEVER, drill 5mm pilot holes and
substitute 5/16"x1-1/2" lag screws (not supplied) to
fasten the bracket to the door.
Center bracket on top edge of door as shown. Mark
holes.
Drill 8mm holes and fasten the door bracket with
hardware supplied.
13mm Socket Wrench
13mm Socket Wrench